Atoms Word Scramble
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Term | Definition |
Atomic Number is equal to the number of | protons |
The number of protons is equal to the number of ______________ in an element | electrons |
Atomic Mass is equal to the _____________________ and __________________ in the element | protons and neutrons |
The word "atom" comes from the Greek work meaning | cannot be divided |
Atoms in the outermost shell are known as the | valence electrons |
According to Dalton’s Atomic Theory, all ________________ are composed of atoms | elements |
Atom’s mass is measured in | amu's |
Simple substances that cannot be broken down into simpler substances | elements |
Two or more elements chemically combined | compound |
Since atoms have the same number of protons as electrons they are | neutral |
Compared to protons and neutrons, electrons are | smaller |
Thomsons Model of an Atom | Looks like a cookie - electrons and protons spread all throughout the atom |
Rutherford's Model of an Atom | Mostly empty space |
Bohr's Model of an Atom | atoms have energy levels |
Protons have a ___________________ charge | positive |
Electrons have a ___________________ charge | negative |
Neutrons have a ____________________ charge | neutral/no charge |
Created by:
cbeltrani
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